| Abbreviation: | CDT - Central Daylight Time |
| UTC Offset: | UTC-5 St. Louis, Missouri, USA is 5 hours behind UTC. |
| DST Changes: | Daylight Saving Time is currently being observed in St. Louis. |
| Date DST Started: | 12 March 2023 Clocks are turned forward 1 hour. |
| Date DST Ends: | 05 November 2023 Clocks are turned backward 1 hour. |
| Country: | USA |
| State: | Missouri |
| Other Names: | San Luis, Saint-Louis, Saint Louis |
| Latitude: | 38° 37' North |
| Longitude: | 90° 11' West |
| Area Code: | +1-314 |